CN101282648B - Water-suspendable agricultural chemical composition - Google Patents
Water-suspendable agricultural chemical composition Download PDFInfo
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- CN101282648B CN101282648B CN200680033280XA CN200680033280A CN101282648B CN 101282648 B CN101282648 B CN 101282648B CN 200680033280X A CN200680033280X A CN 200680033280XA CN 200680033280 A CN200680033280 A CN 200680033280A CN 101282648 B CN101282648 B CN 101282648B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/36—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< directly attached to at least one heterocyclic ring; Thio analogues thereof
Abstract
The object of the invention is to provide a water-suspendable agricultural chemical composition comprising a liquid agricultural chemical ingredient and a solid agricultural chemical ingredient that ensures satisfactory dispersion, suspension, emulsification or combinations thereof of the contained ingredients and prevents decomposition of active ingredients while also inhibiting their precipitation and aggregation even when stored for a long period of time. The invention is carried out by preparing a water-suspendable agricultural chemical composition, which comprises at least one liquid agricultural chemical ingredient, at least one solid agricultural chemical ingredient, at least an oil and at least a surfactant.
Description
The present invention relates to a kind of stable water-suspendable agricultural chemical composition, it comprises at least a liquid agricultural chemical composition and at least a solid agricultural chemical composition.
Agrochemical substances is based on that the medicine form of composition classifies, particularly be used in the situation of paddy rice at agrochemical substances, because it uses purpose is to remove harmful insect and do not expect plant, the for example gramineous grass in the rice field and weeds are owing to really can use the agrochemical substances of requirement and labor savings and mainly consider solid granulates simultaneously.Yet for particulate composition, problem is to be difficult to spray equably whole land for growing field crops.In addition, attempted recently utilizing increasing particle self size, the technology that namely increases active component (herbicidal active component) amount and the minimizing amount of spraying is increased work efficiency.
On the other hand, except solid granulates, emulsion also can be used for transplanting pre-treatment, and water-suspendable agricultural chemical composition can be used for transplanting post processing.Liquid agricultural chemical compositions, especially water-suspendable agricultural chemical composition, owing to can reduce environmental pressure such as it, easy operating is easy to the reason of even sprinkling, dilution and adjusting concentration, is arousing attention in recent years.But, the problem that water-suspendable agricultural chemical composition has is to meet moist lability such as active component, at the active component that mixes two or more types, especially be difficult to all active component homogeneous be suspended and disperse with in liquid parts and the situation that solid state component mixes mutually, with active component to separating, precipitates or assemble the susceptibility of processing.
When the preparation fluid composition, the active component that wherein two or more types is had different physical properties mixes, need to design said composition, thereby can suppress hydrolysis, precipitation and the gathering of all active components, and guarantee simultaneously that active component can enough disperse, suspension, emulsification or its combination.Although often make used additives such as emulsifier, emulsion stabilizer and surfactant, sometimes, the water-disintegrable and aggregation of active component can be along with active component and adjuvant used 's compatibility and is improved.For example comprise in preparation and be liquid chloroacetoamide-based herbicide under the third careless amine-a kind of normal temperature, and when under bensulfuron-methyl-a kind of normal temperature being the water-based fluid composition of solid-state sulfonylurea-based herbicide, although must will make used additives such as emulsion stabilizer or surfactant so that two kinds of active components suspend and dispersion, the problem that exists is such as being hydrolyzed, precipitating and assemble according to used auxiliary agent type bensulfuron-methyl generation significance.
For example, Japanese unexamined patent publication No. publication number H10-287503 has described a kind of aqueous suspension composition, its by as the sulfanilamide (SN) urea groups weed killer herbicide of agricultural chemical activity composition and/or as the herbicidal active component of tool barnyard grass activity of weeding have 2000 or still less the polyethylene alcohol and water of average polymerization level and 69 to 90 % by mole of saponification degrees form, this aqueous suspension composition has satisfied composition stability, the extension of improving, and can be by preventing that chemical substance from attaching to rice plant and preventing chemical lesion.In addition, Japanese unexamined patent publication No. publication number H9-183704 has described and has added lignosulfonates and can make the aqueous suspension composition that comprises the sulfonylurea-based herbicide compound have better long term storage stability.
The purpose of this invention is to provide a kind of water-suspendable agricultural chemical composition that comprises liquid agricultural chemical composition and solid agricultural chemical composition, this agrochemical composition can be guaranteed its component dispersion that comprises, suspension, emulsification or its combination, even and suppress to be hydrolyzed when long-time storage, and also suppress precipitation and gathering.
As the achievement of carrying out large quantity research for foregoing problems, inventor of the present invention finds that foregoing problems can be solved by oil being mixed in the water-suspendable agricultural chemical composition that comprises at least a liquid agricultural chemical composition and at least a solid agricultural chemical composition, and then has realized the present invention.Therefore the application comprises following invention.
First aspect the invention provides a kind of water-suspendable agricultural chemical composition, and it comprises at least a liquid agricultural chemical composition, at least a solid agricultural chemical composition and oily at least.
In first embodiment, the invention provides a kind of water-suspendable agricultural chemical composition, the group that the free mineral oil of wherein said grease separation, vegetable oil, fatty acid ester, epoxidized vegetable oil and atoleine form.
In second embodiment, the invention provides a kind of water-suspendable agricultural chemical composition, it comprises non-ionic surface active agent.
In the 3rd embodiment, the invention provides a kind of water-suspendable agricultural chemical composition, wherein said non-ionic surface active agent is the PULLRONIC F68 block polymer.
In the 4th embodiment, the invention provides a kind of water-suspendable agricultural chemical composition, wherein the agrochemistry composition is at least a weed killer herbicide.
In the 5th embodiment, the invention provides a kind of water-suspendable agricultural chemical composition, wherein the agrochemistry composition is at least a insecticide.
In the 4th embodiment, the invention provides a kind of water-suspendable agricultural chemical composition, wherein the agrochemistry composition is at least a bactericide.
In the 6th embodiment, the invention provides a kind of water-suspendable agricultural chemical composition, it comprises at least a bactericide and at least a insecticide as the agrochemistry composition.
In the 7th embodiment, the invention provides a kind of water-suspendable agricultural chemical composition, wherein at least a liquid agricultural chemical composition is chloroacetoamide-based herbicide.
In the 8th embodiment, the invention provides a kind of water-suspendable agricultural chemical composition, wherein chloroacetoamide-based herbicide is the third careless amine.
In the 9th embodiment, the invention provides a kind of water-suspendable agricultural chemical composition, wherein chloroacetoamide-based herbicide is isopropyl methoxalamine or Smetolachlor.
In the 11 embodiment, the invention provides a kind of water-suspendable agricultural chemical composition, wherein at least a solid agricultural chemical composition is sulfonylurea-based herbicide.
In the 12 embodiment, the invention provides a kind of water-suspendable agricultural chemical composition, wherein sulfonylurea-based herbicide is bensulfuron-methyl.
In the 12 embodiment, the invention provides a kind of water-suspendable agricultural chemical composition, it further comprises pyriftalid as the solid agricultural chemical composition.
In second aspect, the invention provides the method for not expecting plant in a kind of control useful plant crop, the especially rice crops, it comprises makes the water-suspendable agricultural chemical composition of effective dose act on desired control place.
In the third aspect, the invention provides water-suspendable agricultural chemical composition for the purposes of gramineous grass and weeds in control useful plant crop, the especially rice crops.
In fourth aspect, the invention provides a kind of method for preparing agrochemical composition, it is by mixing oil in the water-suspendable agricultural chemical composition that comprises at least a liquid agricultural chemical composition and at least a solid agricultural chemical composition.
According to the present invention, in the water-suspendable agricultural chemical composition that comprises a kind of liquid agricultural chemical composition and a kind of solid agricultural chemical composition, can guarantee ideal dispersion, suspension, emulsification or its combination of ingredient, and suppress hydrolysis, even when long-time storage, and also suppress precipitation and gathering.
The invention provides a kind of water-suspendable agricultural chemical composition, it comprises at least a liquid agricultural chemical composition, at least a solid agricultural chemical composition and oily at least.
Have no particular limits for the liquid agricultural chemical composition that can be used in the present invention's water-suspendable agricultural chemical composition required for protection; as long as it at normal temperatures and pressures; in the composition preparation process; under the temperature in composition or in spray liquid; or according to specific circumstances; temperature about 50 ℃ the time, is to be glassy state, oily or liquid agrochemistry composition at the most.Typical example comprises chloroacetoamide-based compounds such as the third careless amine, carbamate based compound and dinitro benzene amine compound.In addition, the composition that is oily under the purity commonly used in agrochemical composition is also included within the liquid agricultural chemical composition of the present invention, even it is solid-state under the room temperature pure state.The agrochemistry composition can be for example weed killer herbicide, bactericide, fungicide, nematocide, parasiticide or other biocide.The liquid agricultural chemical composition is weed killer herbicide, insecticide, bactericide or insecticide/fungicides preferably, especially preferred weed killer herbicide.
The example of liquid herbicide includes but not limited to: the third careless amine (656), isopropyl methoxalamine (548), prodiamine (661), esprocarb (303), prosulfocarb (683), Triclopyr (827), fluazifop (681), orbencarb (595), molinate (560), dimetinamide (260), n-nonanoic acid (583), dalapon (214), piperophos (560), butamifos (102), glyphosate trimethyl sulfonium salt (419), sethoxydim (726), clethodim (153), Smetolachlor (549) and cinmethylin (153).In the present invention, chloroacetoamide-based herbicides pretilachlor (656) and isopropyl methoxalamine (548), particularly preferably the third careless amine.These compounds and its agronomy acceptable salt for example are described in " The e-Pesticide Manual ", and version 3.1,13th Edition, and Ed.CDC Tomlin, British Crop Protection Council is among the 2004-2005.
The example of liquid insecticide includes but not limited to: cynock (184), fenthion (346), sumithion (335), dichlofenthion fenthion (1051), pirimiphos-methyl (1345), diazinon (227), azoles phosphorus (480), oxydeprofos (1324), the malathion, phenthoate dimephenthoate cidial (631), formothion (1192), thiometon (801), disulfoton (278), Toyodan (686), sulprofos (1408), propenofos, pyraclofos (689), dichlorvos (236), 2-dichloroethylk dimethyl phosphate (657), chlorfenviphos (131), Kayaphos (1356), isofenphos (1236), ethion (309), carbosulfan (119), Benfuracard micro (60), allethrin (17), permethrin (626), cyhalothrin (196), cyfloxylate (193), sumicidin (349), flucythrinate (367), taufluvalinate (1184), cycloprothrin (188), silafluofene (728), propargite (671), halfenprox (424), phonamiphos (312) and lythidathion (408).These compounds and its agronomy acceptable salt for example are described in " The e-Pesticide Manual ", and version 3.1,13thEdition, and Ed.CDC Tomlin, British Crop Protection Council is among the 2004-2005.
Other example of liquid agricultural chemical composition comprises liquid germicide, especially fungicide such as lime sulfur (111), ediphenfos (290), propiconazole (675), pefurazoate (618), pyrifenox (703), tetraconazole (778), echlomezole (321), karathane (270) and Metalaxyl-M (516).These compounds and its agronomy acceptable salt for example are described in " Thee-Pesticide Manual ", and version 3.1,13th Edition, and Ed.CDC Tomlin, British Crop Protection Council is among the 2004-2005.
The claimed liquid agricultural chemical composition of the present invention particularly preferably has under low aqueous solubility such as the normal temperature and pressure water-soluble 1000mg/l or still less, preferred 500mg/l or still less.The example of this kind liquid agricultural chemical composition comprises that the third careless amine is (water-soluble: 50mg/l), isopropyl methoxalamine is (water-soluble: 488mg/l), prodiamine is (water-soluble: 0.013mg/l), esprocarb (water-soluble: 4.9mg/l), prosulfocarb (water-soluble: 13.2mg/l) and Metalaxyl-M (water-soluble: 26mg/l).
Take the claimed water-suspendable agricultural chemical composition gross weight of the present invention of 100 weight portions as basic calculation, preferably mix 0.1 to 60 weight portion, more preferably the aforementioned liquid agricultural chemical composition of 5 to 40 weight portions.
Have no particular limits for the solid agricultural chemical composition that uses in the claimed water-suspendable agricultural chemical composition of the present invention; as long as it is at normal temperatures and pressures; in the composition preparation process, be the agrochemistry composition that is solid-state under the temperature in composition or in spray liquid.The representative instance of these compositions comprises the sulfonylurea group compound.The agrochemistry composition can be for example weed killer herbicide, insecticide, bactericide, fungicide, nematocide, parasiticide and other biocide.The liquid agricultural chemical composition is weed killer herbicide preferably, insecticide, bactericide or insecticide/bactericides, especially preferred weed killer herbicide.
The example of solid-state weed killer herbicide includes but not limited to: bensulfuron-methyl (64), CNP (974), naproanilide (517), bifenox (75), pyributicarb (698), bromobutide (93), mefenacet (505), daimuron (213), imazosulfuron (456), pyrazosulfuron (694), symetryne (732), prometryn (666), isoamyl clean (259), chlomethoxynil, humulone (600), pyrazolate (692), pyrazoxyfen (695), clomeprop (160), benzofenap (70), thenylchlor (789), piperazine humulone (604) encircles penta humulone (625), cafenstrole (110), azimsulfuron (43), KIH 6127 (707), fentrazamide (348) and bispyribac-sodium (82).In the present invention, especially preferred sulfonylurea-based herbicide, bensulfuron-methyl (64).These compounds and its agronomy acceptable salt for example are described in " The e-Pesticide Manual ", and version 3.1,13th Edition, and Ed.CDC Tomlin, British Crop Protection Council is among the 2004-2005.
The example of solid insecticides includes but not limited to: Imidacloprid (458), MTI-446 (271), Diacloden (792), Acetamiprid (4), thiacloprid (791), Nitenpyram (579), NAC (115), pyridaphethione (701), chlorpyrifos-methyl (146), Rogor (262), orthene (2), cartap (123), thiocyclam (798), bensultap (66) and Buprofezin (99).These compounds and its agronomy acceptable salt for example are described in " The e-Pesticide Manual ", version3.1, and 13th Edition, Ed.CDC Tomlin, British Crop ProtectionCouncil is among the 2004-2005.
The example of the especially solid-state fungicide of solid-state bactericide includes but not limited to: cyprodinil (208), mepanipyrim (508), phonetic mould amine (705), metalaxyl (516), mebenil (510), flutolanil (396), tecloftalam (766), Pencycuron (620), diclomezin (239), fluorine bacterium azoles (834), kasugarnycin (483), valida (846), probenazole (658), Isoprothiolane (474), Cyproconazole (207), metconazole (525), tricyclazole (828), pyroquilon (710), oxolinic acide (606), ferimzone (351), iprodione (470), triforine (838), ZEN 90160 (647), Fluoxastrobin (47), kresoxim-methyl (485), orysastrobin, pyraclostrobin (690), oxime bacterium ester (832) and SSF 126 (551).These compounds and its agronomy acceptable salt for example are described in " Thee-Pesticide Manual ", and version 3.1,13th Edition, and Ed.CDC Tomlin, British Crop Protection Council is among the 2004-2005.
Take the claimed water-suspendable agricultural chemical composition gross weight of the present invention of 100 weight portions as basic calculation, preferably mix 0.1 to 60 weight portion, more preferably the aforementioned solid agricultural chemical composition of 0.1 to 40 weight portion.
The claimed water-suspendable agricultural chemical composition of the present invention comprises oily as emulsion stabilizer at least; with dispersiveness and the suspension of maintenance liquid agricultural chemical composition and solid agricultural chemical composition, and suppress the solid agricultural chemical composition and decomposed by the liquid agricultural chemical composition.This oily example comprises mineral oil such as bobbin oil, machine oil (machine oil) and atoleine, aromatic hydrocarbon solvent such as Sol are tieed up rope (Solvesso) and Shellsol, vegetable oil such as rapeseed oil, soybean oil, sunflower oil, castor oil, pine tar and cottonseed oil, with these oily derivatives such as methyl esters and other ester derivative, epoxidized derivs and fatty acid ester, these oil can be used alone or in combination.Particularly preferred oil is vegetable oil and atoleine among the present invention.Take the claimed water-suspendable agricultural chemical composition gross weight of the present invention of 100 weight portions as basic calculation, preferably mix 0.1 to 30 weight portion, more preferably the described oil of 1 to 10 weight portion.
In the claimed water-suspendable agricultural chemical composition of the present invention, preferably comprise surfactant.Preferred surfactant example comprises PULLRONIC F68 block polymer class surfactant such as PULLRONIC F68 block polymer and alkyl polyoxyethylene-polyoxypropylene block polymer ether, especially preferred PULLRONIC F68 (POE-POP) block polymer.It is preferred using aforementioned surfactants, because it can make the desirable emulsification of liquid agricultural chemical composition and the ideal of solid agricultural chemical composition disperse to become possibility, and can suppress simultaneously the solid agricultural chemical composition and be decomposed by the liquid agricultural chemical composition.Take the claimed water-suspendable agricultural chemical composition gross weight of the present invention of 100 weight portions as basic calculation, preferably mix 0.01 to 10 weight portion, more preferably the aforementioned surfactants of 0.1 to 5 weight portion.
Preferred surfactant is the POE-POP block polymer, more preferably mean molecule quantity is 10,000 or more and oxygen weight ethylene ratio be 50% or more POE-POP block polymer (Epan U-108 for example, Daiichi Kogyo Seiyaku), because they can suppress the generation of gathering under the severe test condition.Yet, even those mean molecule quantities be 10,000 still less or the oxygen weight ethylene than be 50% or still less the POE-POP block polymer also can realize the desirable emulsification of liquid active component and suppress solid-state active component and decompose.In addition, be used in combination the composition that many POE-POP block polymers with different mean molecule quantities or different oxygen weight ethylene ratios can might obtain to have required physical characteristic.
Also other surfactant can be mixed in the claimed water-suspendable agricultural chemical composition of the present invention; the example comprises non-ionic surface active agent such as polyoxyalkylene triphenyl vinyl phenol; the macrogol high-grade aliphatic ester; polyoxyalkylene alkyl; the polyoxyalkylene alkyl aryl ether; polyoxyalkylene aryl phenyl ether; the sorbitan alkylates; acetylene alcohol; acetylenediol and its alkylene oxide addition compound product; poly-alkylene sorbitan alkylates; poly-alkyl glycoside; sucrose fatty acid ester and poly-alkylene alkylamine; anion surfactant such as alkylaryl sulfonates; dialkyl group sulfonate; lignosulfonates; alkylation or non-alkylated naphthalene sulfonate and its condensation product, alkyl sulfate and ester salt, alkyl phosphate and ester salt; alkyl aryl sulfate and ester salt; alkyl aryl phosphate ester and ester salt, polyoxyethylene alkyl ether sulfuric ester and ester salt, polyxyethylated aromatic yl acid ester and ester salt; polyoxyethylene aryl phenyl ether sulfuric ester and ester salt and polycarboxylic acid polymer activator; amphoteric surfactant such as silicone base surfactant, fluorine based surfactant and alkyl betaine, and cationic surfactant such as alkyl methyl ammonium salt and polyoxyalkylene alkyl methyl ammonium salt.Under preferred pattern, the claimed water-suspendable agricultural chemical composition of the present invention comprises the polyoxyethylene triphenyl vinyl phenol as another kind of surfactant.Take the claimed water-suspendable agricultural chemical composition gross weight of the present invention of 100 weight portions as basic calculation, preferably mix 0.001 to 10 weight portion, more preferably this kind surfactant of 0.01 to 1 weight portion.
Except above-mentioned various compositions; the claimed water-suspendable agricultural chemical composition of the present invention can also comprise conventional excipients commonly used in the water-suspendable agricultural chemical composition; the example comprises defoamer such as silicone; mould inhibitor is such as 1; 3-benzene isothiazoline-3-ketone and other benzene iso thiazoline ketone compound, pH adjusting agent such as K
2PO
4, antifreezing agent such as propane diols, thickener such as xanthan gum, tripoli and bentonite, inert carrier such as clay, diatomite and calcium carbonate, preservative, adhesive, fertilizer and other active component.
The claimed water-suspendable agricultural chemical composition of the present invention can prepare with conventional method, as directly above-mentioned active component and above-mentioned admixed excipients and liquid or solid carrier being mixed, and/or it is pulverized together.
Preferably, can prepare the claimed water-suspendable agricultural chemical composition of the present invention with the method that the following describes.
(a) the concentrated comminuted paste compound of solid agrochemical composition
By with the different types of surfactant of part and the dissolving of other auxiliary agents or be dispersed in water, add subsequently the solid agricultural chemical composition and make its mixing.Then, to carry out suitable wet-milling with ball mill such as batch-type ball mill broken and make concentrated slurry for this mixture.
(b) emulsion compositions of liquid agricultural chemical composition
Different types of surfactant and other auxiliary agents are sneaked in the water.The oil phase that is dissolved with oil is joined in this liquid agricultural chemical composition, and use simultaneously the homogenizer strong agitation, make this oil phase be emulsifiable in this aqueous phase.Then, with this mixture suitably powerful emulsification be desired particle diameter.
(c) preparation of composition
This solid agricultural chemical composition slurry is joined in this liquid agricultural chemical composition emulsion (with emulsion: slurry than for for example 9: 1), carry out agitation as appropriate and obtain composition with agitator subsequently.
Claimed water-suspendable agricultural chemical composition weed killer herbicide preferably is suitable for controlling weeds in paddy field under water according to the present invention.Preferably realize by the following method: the water-suspendable agricultural chemical composition that the present invention of aequum is claimed directly is applied to the rice field; directly use or be diluted with water to suitable concentration after use again, or be added in the water that beats into the rice field (being called sprinkling irrigation processes).In addition, available planting machine also, simultaneously the present invention is claimed composition is applied to planting site planting.
Although the claimed water-suspendable agricultural chemical composition of the present invention can be used in the mode identical with the routine spraying, its also available a large amount of water dilute.The claimed water-suspendable agricultural chemical composition of the present invention is preferably with 100 to 50,000ml/ha, and more preferably 1,000 to 10,000ml/ha amount of application uses.
Come the present invention is explained in more detail below by embodiment.In addition, the present invention is not limited to these embodiment.
Embodiment: prepare water-suspendable agricultural chemical composition according to the intermixture described in following table 1 and the table 2.
[0057]
[0059]In table, PFT represents pyriftalid, and BSM represents bensulfuron-methyl.In addition, NK-PTC is the emulsification mixture of being produced by Coseal, and its main component is the POE-POP block polymer.
(a) the concentrated comminuted paste compound of solid agrochemical composition
Sopropore BSU (surfactant with 0.1 weight portion, Rhodia), the Epan U108 (surfactant of 2.0 weight portions, Daiichi Kogyo Seiyaku) and the Rhodosil 454 (defoamers of 0.1 weight portion, Rhodia, silicone) and the Rhodopore 23 (thickeners of 0.1 weight portion, Rhodia, xanthan gum) dissolves or be dispersed in water and make its mixing, add subsequently the solid agricultural chemical composition.The mixture of available independent bensulfuron-methyl (common name) or bensulfuron-methyl and pyriftalid (common name) is as described solid agricultural chemical composition.Each activity component concentration in this slurry is adjusted to bensulfuron-methyl accounts for 15%, pyriftalid accounts for 30%.Make concentrated slurry with batch-type ball mill (Imex, four chamber sand mills, are used the 1mm bead by 1/8 gallon) with 1000rpm/hr (10 times of mixture concentrations) wet pressing.
(b) emulsion compositions of liquid agricultural chemical composition
With emulsifier (Epan U108, Epan U103, Epan U105 or NK-PTC), propane diols (antifreezing agent, Showa Denko), KH
2PO
4(pH adjusting agent, Nippon Kayaku), (thickener Rhodia) mixes in water with Proxel GXL (1,3-benzene isothiazoline-3-ketone, mould inhibitor, Arch Chemicals) xanthans.The addition of every kind of composition is with reference to table 1 and 2.The oil phase that is dissolved with oil is joined in the liquid agricultural chemical composition, and use simultaneously the homogenizer strong agitation, make this oil phase be emulsifiable in this aqueous phase.The third careless amine (common name), Smetolachlor (common name), esprocarb (common name) or prosulfocarb (common name) are as described liquid agricultural chemical composition.In addition, soybean oil (Honen company) or atoleine (Matsuken, Moresco White P-70) are as described oil.The addition of every kind of composition is with reference to table 1 and 2.About two minutes of powerful this emulsion of emulsification is to obtain required particle diameter.
(c) preparation of water-suspendable agricultural chemical composition
Solid agricultural chemical composition slurry is joined liquid agricultural chemical composition emulsion (emulsion: slurry ratio=9: 1), stirred five minutes with the laboratory stirrer that the spirality stirring vane is housed on the axle subsequently, obtain composition.
Stability test
Carry out the storage-stable test in 40 ℃ of various water-suspendable agricultural chemical compositions to according to the method described above preparation, so that the decomposition of the agrochemistry composition in the tracking composition, along with whether existing oily fraction or paste fraction to form in the changed composition of time, whether existence gathering or deposited phenomenon, and whether have supernatant to form.These the results are shown in table 3 to table 6.
[0070]
[0072]
[0074]
[0076]The agrochemical composition according to above-mentioned formulation method preparation of about 100ml is sealed in the glass container, steadily places 40 ℃ of constant temperature baths.After predetermined time, agrochemical composition is taken out from bathe, then measure the content of this agrochemistry composition with high performance liquid chromatograph.
The agrochemical composition according to above-mentioned formulation method preparation of about 100ml is sealed in the glass container, steadily places 40 ℃ of constant temperature baths.After predetermined time, agrochemical composition is taken out from bathe, whether then range estimation determines whether to exist supernatant to form, and whether has the separation of oily fraction or paste cut, exist gathering or precipitation to form, and measures degree separately.
On the basis of result shown in the form, confirmed to mix the separation of agriculture chemical composition in the oily composite inhibiting, and in the composite inhibiting composition separation, assemble and precipitate.
Water-suspendable agricultural chemical composition of the present invention, it comprises liquid agricultural chemical composition and solid agricultural chemical composition, the ideal of guaranteeing ingredient suspends or dispersion, and prevents that its decomposition from also suppressing simultaneously its precipitation and assembling, even also like this when preserving for a long time.
Claims (9)
1. water-suspendable agricultural chemical composition, take the described water-suspendable agricultural chemical composition gross weight of 100 weight portions as basic calculation, comprise the liquid agricultural chemical composition of 0.1 to 60 weight portion, solid agricultural chemical composition and the oil of 0.1 to 30 weight portion and the PULLRONIC F68 block polymer that exists with 0.01 to 10 weight portion of 0.1 to 60 weight portion, wherein said liquid agricultural chemical composition is selected from the third careless amine, esprocarb and prosulfocarb; Described solid agricultural chemical composition is bensulfuron-methyl; And described grease separation is from vegetable oil and atoleine.
2. composition claimed in claim 1, wherein said grease separation is from soybean oil and atoleine.
3. the composition of aforementioned claim described in each, it further comprises pyriftalid as the solid agricultural chemical composition.
4. control the method for not expecting plant in the useful plant crop for one kind, comprise that each defined composition acts on desired control place among the claim 1-3 that makes effective dose.
5. method claimed in claim 4, wherein said useful plant crop is rice.
6. each defined composition of claims 1 to 3 is used for the purposes of control useful plant crop weeds.
7. each defined composition of claims 1 to 3 is used for the purposes of control useful plant crop gramineous grass.
8. claim 6 or purposes claimed in claim 7, wherein said useful plant crop is rice.
9. method for preparing each defined composition of claims 1 to 3, wherein the method comprises oil is mixed in the water-suspendable agricultural chemical composition that comprises liquid agricultural chemical composition and solid agricultural chemical composition.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005264158A JP2007077044A (en) | 2005-09-12 | 2005-09-12 | Suspensible agrochemical preparation |
| JP264158/2005 | 2005-09-12 | ||
| PCT/EP2006/008825 WO2007031251A2 (en) | 2005-09-12 | 2006-09-11 | Water-suspendable agricultural chemical composition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101282648A CN101282648A (en) | 2008-10-08 |
| CN101282648B true CN101282648B (en) | 2013-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200680033280XA Active CN101282648B (en) | 2005-09-12 | 2006-09-11 | Water-suspendable agricultural chemical composition |
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| Country | Link |
|---|---|
| JP (2) | JP2007077044A (en) |
| KR (1) | KR101339694B1 (en) |
| CN (1) | CN101282648B (en) |
| MY (1) | MY152866A (en) |
| TW (1) | TWI441596B (en) |
| WO (1) | WO2007031251A2 (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007077044A (en) * | 2005-09-12 | 2007-03-29 | Syngenta Japan Kk | Suspensible agrochemical preparation |
| TW200904326A (en) * | 2007-04-18 | 2009-02-01 | Syngenta Participations Ag | Water-suspendable agricultural chemical composition |
| PL2326169T3 (en) | 2008-05-28 | 2017-07-31 | Gat Microencapsulation Gmbh | Suspension concentrates in oil of sulfonylureas and combinations with fluroxypyr or other agrochemicals |
| EP2181594A1 (en) | 2008-10-28 | 2010-05-05 | Cognis IP Management GmbH | Agricultural compositions |
| CN102550545A (en) * | 2010-12-17 | 2012-07-11 | 南京红太阳股份有限公司 | Cyhalothrin suspension agent containing vegetable oil and derivatives of vegetable oil and preparation method and application of cyhalothrin suspension agent |
| CN102524247A (en) * | 2010-12-17 | 2012-07-04 | 南京红太阳股份有限公司 | Imidacloprid suspension preparation comprising vegetable oil and derivatives of vegetable oil and preparation method and application thereof |
| CN102524267A (en) * | 2010-12-17 | 2012-07-04 | 南京红太阳股份有限公司 | Pymetrozine suspension preparation containing vegetable oil and derivatives thereof and preparation method and application thereof |
| CN102283194A (en) * | 2011-08-12 | 2011-12-21 | 中化化工科学技术研究总院 | Suspending agent with synergic component and preparation method thereof |
| KR101131038B1 (en) * | 2011-12-01 | 2012-03-29 | 주식회사 영일케미컬 | Herbicidal composition containing glyphosate in the form of a stable aqueous suspension |
| EP2820952B1 (en) * | 2012-02-29 | 2018-03-28 | Sumitomo Chemical Company, Limited | Suspoemulsion |
| KR101372943B1 (en) | 2012-06-26 | 2014-03-12 | 주식회사경농 | Method for preparing emulsifiable solid agrochemical composition comprising an inorganic salt |
| CN105517437B (en) * | 2013-08-27 | 2017-12-15 | 石原产业株式会社 | Aqueous suspension shape Pesticidal composition |
| JP6073849B2 (en) * | 2014-10-28 | 2017-02-01 | アース製薬株式会社 | Insecticide fungicide composition |
| CA3164477A1 (en) * | 2020-01-14 | 2021-07-22 | Damian Hajduk | Nontoxic coating concentrates for agricultural uses |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1181880A (en) * | 1996-11-12 | 1998-05-20 | 湖南化工研究院 | Serial herbicide compositions for rice seedling bed and direct seeding rice field |
| CN1275322A (en) * | 1999-05-31 | 2000-12-06 | 江苏诺华农化有限公司 | Compound preparational agent of metolachlor and bensulfuron-methyl |
| CN1293895A (en) * | 1999-11-01 | 2001-05-09 | 洪重阳 | Disposable herbiciding composition for rice field |
| CN1325269A (en) * | 1998-11-04 | 2001-12-05 | 辛根塔参与股份公司 | Herbicidal composition |
| CN1376029A (en) * | 1999-09-10 | 2002-10-23 | 孟山都技术有限责任公司 | Stable concentrated pesticidal suspension |
| CN1593142A (en) * | 2004-06-18 | 2005-03-16 | 浙江天一农化有限公司 | Mixed herbicide |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6284003A (en) * | 1985-10-08 | 1987-04-17 | Mitsubishi Petrochem Co Ltd | Suspension herbicide composition for paddy field |
| JPS6284002A (en) * | 1985-10-07 | 1987-04-17 | Mitsubishi Petrochem Co Ltd | Suspension herbicide composition for paddy field |
| JP2844534B2 (en) * | 1989-06-14 | 1999-01-06 | クミアイ化学工業株式会社 | Complex suspension herbicide |
| JP4615086B2 (en) * | 1999-03-31 | 2011-01-19 | 日本曹達株式会社 | Suspoemulsion type agricultural and horticultural agricultural chemical composition |
| JP4786811B2 (en) * | 2001-03-29 | 2011-10-05 | 日本曹達株式会社 | Agricultural and horticultural agricultural chemical composition in the form of a suspoemulsion |
| JP2007077044A (en) * | 2005-09-12 | 2007-03-29 | Syngenta Japan Kk | Suspensible agrochemical preparation |
-
2005
- 2005-09-12 JP JP2005264158A patent/JP2007077044A/en active Pending
-
2006
- 2006-09-11 KR KR1020087006068A patent/KR101339694B1/en active IP Right Grant
- 2006-09-11 MY MYPI20080341 patent/MY152866A/en unknown
- 2006-09-11 JP JP2008529560A patent/JP5149185B2/en active Active
- 2006-09-11 TW TW095133479A patent/TWI441596B/en active
- 2006-09-11 CN CN200680033280XA patent/CN101282648B/en active Active
- 2006-09-11 WO PCT/EP2006/008825 patent/WO2007031251A2/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1181880A (en) * | 1996-11-12 | 1998-05-20 | 湖南化工研究院 | Serial herbicide compositions for rice seedling bed and direct seeding rice field |
| CN1325269A (en) * | 1998-11-04 | 2001-12-05 | 辛根塔参与股份公司 | Herbicidal composition |
| CN1275322A (en) * | 1999-05-31 | 2000-12-06 | 江苏诺华农化有限公司 | Compound preparational agent of metolachlor and bensulfuron-methyl |
| CN1376029A (en) * | 1999-09-10 | 2002-10-23 | 孟山都技术有限责任公司 | Stable concentrated pesticidal suspension |
| CN1293895A (en) * | 1999-11-01 | 2001-05-09 | 洪重阳 | Disposable herbiciding composition for rice field |
| CN1593142A (en) * | 2004-06-18 | 2005-03-16 | 浙江天一农化有限公司 | Mixed herbicide |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2010502561A (en) | 2010-01-28 |
| KR101339694B1 (en) | 2013-12-11 |
| KR20080044871A (en) | 2008-05-21 |
| MY152866A (en) | 2014-11-28 |
| TW200744446A (en) | 2007-12-16 |
| JP5149185B2 (en) | 2013-02-20 |
| WO2007031251A3 (en) | 2008-05-08 |
| JP2007077044A (en) | 2007-03-29 |
| CN101282648A (en) | 2008-10-08 |
| WO2007031251A2 (en) | 2007-03-22 |
| TWI441596B (en) | 2014-06-21 |
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